You can add an icon to your external link. You can specify a valid FontAwesomeicon code

"fa fa-google"

label

String

true

The label displayed for the external link

"Abiquo"

labelCode

String

false

The code to display the label in each of the available platform languages. You can define labels in each lang_XX_custom.json file with the format "mainmenu.button.externalurlicons.label.(labelCode)" For example, labelCode="abiquo":